Lightess Rechargeable Head Lamps 1800 Lumens T6 LED Headlamp T6 LED bulbs are highly bright and durable, up to 1800 lumen Adjustable Headband with Top Band, Comfort pad relieves pressure to your forehead Water-resistant against splashes and rain, work time up to 100000 hrs. Light Weight, Functional and Easy to Carry handfree for outdoor or indoor using. Free your hands fit for outdoor sports, such as camping, traveling, hiking.